Whether you’re gearing up for summer or winterizing your lawn mower before retiring it for the season, it’s imperative to know how to check your oil and make sure it hasn’t expired. Clean oil is the ...

Got a low-oil warning light? It's bad to have too little oil in your engine, but it's also a problem if you add too much. So be careful not to overfill your engine. Also consult your owner's manual to ...